<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
</head>
<body>
    <div id="app">
        <p v-if="show">这是一段文本</p>
        <button v-on:click="handleClose">点击隐藏</button>
    </div>

    <script src="https://cdn.jsdelivr.net/npm/vue"></script>
    <script>
        var app = new Vue({
            el:"#app",
            data:{
                show:true
            },
            methods:{
                handleClose:function(){
                    this.show = false;
                }
            }+1
        })
    </script>
</body>
</html>